It's the only way to walk north out of South America. It's very, very dense. It's mountainous. And the list of threats that migrants who make this crossing are facing is very long, everything from ...

Says he: “As a section, the South no longer offers a guarantee of lower costs than the North.” The change is ... southeastern states rose 115%. v. 86% for the nation as a whole; construction ...

T. rex evolved in North America from Asian ancestors. Climate shifts and extinction events helped tyrannosaurids and ...

Since we were young, we’ve learned that Africa, Antarctica, Asia, Oceania, Europe, North America and South America make up the seven continents, but a study published in the journal Gondwana ...

A large-scale genomic study of over 1,500 individuals from 139 underrepresented Indigenous groups across northern Eurasia and the Americas sheds new light on the ancient migrations that shaped the ...